]> git.donarmstrong.com Git - lilypond.git/blobdiff - lily/parser.yy
release: 1.1.33
[lilypond.git] / lily / parser.yy
index 72e14708f53db987b0d596d2ad7d33a80053f7ca..0e94082cc212e9d5b82ba11135576f22fcaeb0d6 100644 (file)
@@ -15,7 +15,6 @@
 #include "scalar.hh"
 #include "translation-property.hh"
 #include "script-def.hh"
-#include "symtable.hh"
 #include "lookup.hh"
 #include "misc.hh"
 #include "my-lily-lexer.hh"
 #include "relative-music.hh"
 #include "transposed-music.hh"
 #include "compressed-music.hh"
+#include "repeated-music.hh"
 
 // mmm
-Mudela_version oldest_version ("1.0.7");
-Mudela_version version ("1.0.8");
+Mudela_version oldest_version ("1.0.14");
+Mudela_version version ("1.0.15");
 
 
 // needed for bison.simple's malloc() and free()
 #include <malloc.h>
 
-int const GUESS_PLET = 5;
-int guess_plet_a[GUESS_PLET] =
-{ 
-  1,
-  3,
-  2,
-  3,
-  4
-};
-
 struct Assignment {
        String *name_p_;
        Identifier *id_p_;
@@ -101,13 +91,13 @@ Paper_def* current_paper = 0;
 %union {
     Array<Interval>* intarr;
     Array<Musical_pitch> *pitch_arr;
+    Link_array<Request> *reqvec;
     Array<String> * strvec;
     Array<int> *intvec;
-    Box *box;
-    Simultaneous_music *chord;
+    Notename_table *chordmodifiertab;
     Duration *duration;
+    General_script_def * script;
     Identifier *id;
-    Translator* trans;
     Music *music;
     Music_list *music_list;
     Score *score;
@@ -123,18 +113,15 @@ Paper_def* current_paper = 0;
     Paper_def *paper;
     Real real;
     Request * request;
-    General_script_def * script;
     Scalar *scalar;
+    Simultaneous_music *chord;
     String *string;
-    Atom * symbol;
-    Symtable * symtable;
-    Symtables* symtables;
-    Text_def * textdef;
     Tempo_req *tempo;
+    Text_def * textdef;
+    Translator* trans;
     char c;
     const char *consstr;
     int i;
-    int pair[2];
     int ii[10];
 }
 %{
@@ -158,14 +145,16 @@ yylex (YYSTYPE *s,  void * v_l)
 
 %token ABSDYNAMIC
 %token ACCEPTS
+%token ALTERNATIVE
 %token BAR
-%token BEAMPLET
 %token CADENZA
+%token CHORDMODIFIERS
+%token CHORDS
 %token CLEF
 %token CM_T
 %token CONSISTS
 %token DURATION
-%token END
+%token EXTENDER
 %token FONT
 %token GROUPING
 %token HEADER
@@ -173,35 +162,29 @@ yylex (YYSTYPE *s,  void * v_l)
 %token KEY
 %token KEYSIGNATURE
 %token LYRICS
-%token MAEBTELP
 %token MARK
 %token MEASURES
 %token MIDI
 %token MM_T
-%token MUSIC
 %token MUSICAL_PITCH
 %token NAME
 %token NOTENAMES
 %token NOTES
-%token OCTAVE
-%token OUTPUT
 %token PAPER
 %token PARTIAL
 %token PENALTY
-%token PLET
 %token PROPERTY
 %token PT_T
 %token RELATIVE
 %token REMOVE
-%token SCHEME /* token vs typedef;  can't be named SCM */
+%token REPEAT
+%token SCM_T
+%token SCMFILE
 %token SCORE
 %token SCRIPT
 %token SHAPE
 %token SKIP
 %token SPANDYNAMIC
-%token SYMBOLTABLES
-%token TABLE
-%token TELP
 %token TEMPO
 %token TIME_T
 %token TIMES
@@ -216,6 +199,8 @@ yylex (YYSTYPE *s,  void * v_l)
 %type <i>      dots
 %token <i>     DIGIT
 %token <pitch> NOTENAME_PITCH
+%token <pitch> TONICNAME_PITCH
+%token <pitch> CHORDMODIFIER_PITCH
 %token <id>    DURATION_IDENTIFIER
 %token <id>    IDENTIFIER
 %token <id>    NOTENAME_TABLE_IDENTIFIER
@@ -230,7 +215,6 @@ yylex (YYSTYPE *s,  void * v_l)
 %token <id>    SCORE_IDENTIFIER
 %token <id>    MIDI_IDENTIFIER
 %token <id>    PAPER_IDENTIFIER
-%token <id>    REQUEST_IDENTIFIER
 %token <real>  REAL
 %token <string>        DURATION RESTNAME
 %token <string>        STRING
@@ -239,26 +223,27 @@ yylex (YYSTYPE *s,  void * v_l)
 
 %type <outputdef> output_def
 %type <scope>  mudela_header mudela_header_body
-%type <box>    box
-%type <i>      open_request_parens close_request_parens
-%type <i>      open_abbrev_parens
-%type <i>      open_plet_parens close_plet_parens
+%type <request>        open_request_parens close_request_parens open_request close_request
 %type <i>      sub_quotes sup_quotes
-%type <music>  simple_element  request_chord command_element Simple_music  Composite_music
+%type <music>  simple_element  request_chord command_element Simple_music  Composite_music 
+%type <music>  Alternative_music Repeated_music
 %type <i>      abbrev_type
 %type <i>      int unsigned
 %type <i>      script_dir
 %type <i>      optional_modality
-%type <id>     identifier_init simple_identifier_init block_identifier
+%type <id>     identifier_init  
 %type <duration> steno_duration notemode_duration
 %type <duration> entered_notemode_duration explicit_duration
-%type <interval>       dinterval
 %type <intvec> intastint_list int_list
-%type <symtables>      symtables symtables_body
+%type <reqvec>  pre_requests post_requests
 
 %type <pitch>   explicit_musical_pitch steno_musical_pitch musical_pitch absolute_musical_pitch
+%type <pitch>   steno_tonic_pitch
 %type <notereq>        steno_notepitch
 %type <pitch_arr>      pitch_list
+%type <music>  chord notemode_chord
+%type <pitch_arr>      chord_additions chord_subtractions chord_notes
+%type <pitch>  chord_addsub chord_note chord_inversion notemode_chord_inversion
 %type <midi>   midi_block midi_body
 %type <duration>       duration_length
 
@@ -267,24 +252,22 @@ yylex (YYSTYPE *s,  void * v_l)
 %type <music>  property_def translator_change
 %type <music_list> Music_list
 %type <paper>  paper_block paper_def_body
-%type <real>   real_expression real dimension
+%type <real>   real_expression real real_with_dimension
 %type <request> abbrev_command_req
 %type <request>        post_request structured_post_request
-%type <pair>   plet_fraction
 %type <request> command_req verbose_command_req
-%type <request>        script_req  dynamic_req
+%type <request>        script_req  dynamic_req extender_req
 %type <string> string
 %type <score>  score_block score_body
 %type <intarr> shape_array
 %type <script> script_definition script_body mudela_script gen_script_def
 %type <textdef> text_def finger
 %type <string> script_abbreviation
-%type <symbol> symboldef
-%type <symtable>       symtable symtable_body
-%type <trans>  translator_spec translator_spec_body
+%type <trans>  translator_spec_block translator_spec_body
 %type <tempo>  tempo_request
-%type <notenametab> notenames_body notenames_block
-%expect 3
+%type <notenametab> notenames_body notenames_block chordmodifiers_block
+
+%expect 7
 
 
 %left '-' '+'
@@ -304,6 +287,9 @@ toplevel_expression:
        notenames_block                 {
                THIS->lexer_p_->set_notename_table ($1);
        }
+       | chordmodifiers_block                  {
+               THIS->lexer_p_->set_chordmodifier_table ($1);
+       }
        | mudela_header {
                delete header_global_p;
                header_global_p = $1;
@@ -326,10 +312,12 @@ toplevel_expression:
        ;
 
 embedded_scm:
-       SCHEME STRING ';' {
-       #ifdef HAVE_LIBGUILE
+       SCMFILE STRING ';' {
+               read_lily_scm_file (*$2);
+               delete $2;
+       }
+       | SCM_T STRING ';' {
                gh_eval_str ($2->ch_l ());
-       #endif
                delete $2;
        };
 
@@ -348,6 +336,11 @@ check_version:
        ;
 
 
+chordmodifiers_block:
+       CHORDMODIFIERS '{' notenames_body '}'  {  $$ = $3; }
+       ;
+
+
 notenames_block:
        NOTENAMES '{' notenames_body '}'  {  $$ = $3; }
        ;
@@ -402,18 +395,15 @@ assignment:
        ;
 
 
-simple_identifier_init: identifier_init
-       ;
 
 identifier_init:
-       block_identifier
-       ;
-
-block_identifier:
        score_block {
                $$ = new Score_identifier ($1, SCORE_IDENTIFIER);
 
        }
+       | chordmodifiers_block {
+               $$ = new Notename_table_identifier ($1, NOTENAME_TABLE_IDENTIFIER);
+       }
        | notenames_block {
                $$ = new Notename_table_identifier ($1, NOTENAME_TABLE_IDENTIFIER);
        }
@@ -424,10 +414,7 @@ block_identifier:
                $$ = new Midi_def_identifier ($1, MIDI_IDENTIFIER);
 
        }
-       | symtables {
-               $$ = new Symtables_identifier ($1, IDENTIFIER);
-       }
-       | translator_spec {
+       | translator_spec_block {
                $$ = new Translator_identifier ($1, TRANS_IDENTIFIER);
        }
        | Music  {
@@ -455,7 +442,7 @@ block_identifier:
        }
        ;
 
-translator_spec:
+translator_spec_block:
        TRANSLATOR '{' translator_spec_body '}'
                { $$ = $3; }
        ;
@@ -477,7 +464,7 @@ translator_spec_body:
                $$ = t;
                delete $2;
        }
-       | translator_spec_body STRING '=' simple_identifier_init ';'    { 
+       | translator_spec_body STRING '=' identifier_init ';'   { 
                Identifier* id = $4;
                String_identifier *s = dynamic_cast<String_identifier*> (id);
                Real_identifier *r= dynamic_cast<Real_identifier*>(id);
@@ -491,7 +478,9 @@ translator_spec_body:
                        THIS->parser_error (_("Wrong type for property value"));
 
                delete $4;
-               $$->set_property (*$2, str);
+               /* ugh*/
+               Translator_group * tr = dynamic_cast<Translator_group*>($$);
+               tr->set_property (*$2, str);
        }
        | translator_spec_body NAME STRING ';' {
                $$->type_str_ = *$3;
@@ -516,7 +505,6 @@ translator_spec_body:
 */
 score_block:
        SCORE { THIS->remember_spot ();
-               THIS->error_level_i_ =0;
        }
        /*cont*/ '{' score_body '}'     {
                $$ = $4;
@@ -524,9 +512,6 @@ score_block:
                if (!$$->def_p_arr_.size ())
                        $$->add_output (THIS->default_paper_p ());
 
-               /* handle error levels. */
-               $$->errorlevel_i_ = THIS->error_level_i_;
-               THIS->error_level_i_ = 0;
        }
        ;
 
@@ -582,9 +567,9 @@ paper_block:
        }
        ;
 
-optional_semicolon:
+optional_dot:
        /* empty */
-       | ';'
+       | '.'
        ;
 
 paper_def_body:
@@ -593,19 +578,21 @@ paper_def_body:
                THIS-> lexer_p_-> scope_l_arr_.push (p->scope_p_);
                $$ = p;
        }
-       | PAPER_IDENTIFIER optional_semicolon   {
+       | PAPER_IDENTIFIER      {
                Paper_def *p = $1->access_content_Paper_def (true);
                THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
                $$ = p;
        }
-       | paper_def_body int '=' symtables              { // ugh, what a syntax
-               Lookup * l = new Lookup (*$4);
+       | paper_def_body int '=' FONT STRING            { // ugh, what a syntax
+               Lookup * l = new Lookup;
+               l->font_name_ = *$5;
+               delete $5;
                $$->set_lookup ($2, l);
        }
        | paper_def_body assignment ';' {
 
        }
-       | paper_def_body translator_spec {
+       | paper_def_body translator_spec_block {
                $$->assign_translator ($2);
        }
        | paper_def_body SHAPE '=' shape_array ';' {
@@ -623,7 +610,7 @@ real:
        ;
 
 
-dimension:
+real_with_dimension:
        REAL CM_T       {
                $$ = $1 CM;
        }
@@ -642,7 +629,7 @@ real_expression:
        REAL            {
                $$ = $1;
        }
-       | dimension
+       | real_with_dimension
        | REAL_IDENTIFIER               {
                $$= *$1->access_content_Real (false);
        }
@@ -690,11 +677,11 @@ midi_body: /* empty */            {
        | MIDI_IDENTIFIER       {
                $$ = $1-> access_content_Midi_def (true);
        }
-       | midi_body translator_spec     {
+       | midi_body translator_spec_block       {
                $$-> assign_translator ($2);
        }
        | midi_body tempo_request ';' {
-               $$->set_tempo ($2->dur_.length (), $2->metronome_i_);
+               $$->set_tempo ($2->dur_.length_mom (), $2->metronome_i_);
                delete $2;
        }
        | midi_body error {
@@ -703,7 +690,7 @@ midi_body: /* empty */              {
        ;
 
 tempo_request:
-       TEMPO entered_notemode_duration '=' unsigned    {
+       TEMPO steno_duration '=' unsigned       {
                $$ = new Tempo_req;
                $$->dur_ = *$2;
                delete $2;
@@ -727,6 +714,25 @@ Music:
        | Composite_music
        ;
 
+Alternative_music: {
+               Music_list* m = new Music_list;
+               $$ = new Sequential_music (m);
+       }
+       | ALTERNATIVE Simultaneous_music {
+               $$ = $2;
+       }
+       | ALTERNATIVE Sequential_music {
+               $$ = $2;
+       }
+       ;
+
+Repeated_music: REPEAT unsigned Music Alternative_music        {
+               Music_sequence* m = dynamic_cast <Music_sequence*> ($4);
+               assert (m);
+               $$ = new Repeated_music ($3, $2 >? 1, m);
+       }
+       ;
+
 Sequential_music: '{' Music_list '}'           {
                $$ = new Sequential_music ($2);
        }
@@ -742,6 +748,13 @@ Simple_music:
        | MUSIC_IDENTIFIER { $$ = $1->access_content_Music (true); }
        | property_def
        | translator_change
+       | Simple_music '*' unsigned '/' unsigned        {
+               /* urg */
+               $$ = new Compressed_music ($3, $5, $1);
+       }
+       | Simple_music '*' unsigned              {
+               $$ = new Compressed_music ($3, 1, $1);
+       }
        ;
 
 
@@ -758,30 +771,47 @@ Composite_music:
                delete $2;
                delete $4;
        }
-       | TIMES int '/' int Music       {
-               $$ = new Compressed_music ($2, $4, $5);
+       | TIMES {
+               THIS->remember_spot ();
+       }
+       /* CONTINUED */ 
+               unsigned '/' unsigned Music     
 
+       {
+               $$ = new Compressed_music ($3, $5, $6);
+               $$->set_spot (THIS->pop_spot ());
        }
+       | Repeated_music                { $$ = $1; }
        | Simultaneous_music            { $$ = $1; }
        | Sequential_music              { $$ = $1; }
        | TRANSPOSE musical_pitch Music {
                $$ = new Transposed_music ($3, *$2);
                delete $2;
        }
+       | TRANSPOSE steno_tonic_pitch Music {
+               $$ = new Transposed_music ($3, *$2);
+               delete $2;
+       }
        | NOTES
                { THIS->lexer_p_->push_note_state (); }
        Music
                { $$ = $3;
                  THIS->lexer_p_->pop_state ();
                }
-
+       | CHORDS
+               { THIS->lexer_p_->push_chord_state (); }
+       Music
+               {
+                 $$ = $3;
+                 THIS->lexer_p_->pop_state ();
+       }
        | LYRICS
                { THIS->lexer_p_->push_lyric_state (); }
        Music
                {
                  $$ = $3;
                  THIS->lexer_p_->pop_state ();
-               }
+       }
        | relative_music        { $$ = $1; }
        ;
 
@@ -827,8 +857,13 @@ scalar:
 
 request_chord:
        pre_requests simple_element post_requests       {
-               THIS->add_requests ((Simultaneous_music*)$2);//ugh
+               Music_sequence *l = dynamic_cast<Music_sequence*>($2);
+               for (int i=0; i < $1->size(); i++)
+                       l->add_music ($1->elem(i));
+               for (int i=0; i < $3->size(); i++)
+                       l->add_music ($3->elem(i));
                $$ = $2;
+               
        }
        | command_element
        ;
@@ -848,22 +883,28 @@ command_req:
        ;
 
 abbrev_command_req:
-       '|'                             {
+       extender_req {
+               $$ = $1;
+       }
+       | '|'                           {
                $$ = new Barcheck_req;
        }
        | COMMAND_IDENTIFIER    {
                $$ = $1->access_content_Request (true);
        }
-/*
+       | '~'   {
+               $$ = new Tie_req;
+       }
        | '['           {
-               $$ = new Beam_req;
-               $$->spantype = Span_req::START;
+               Beam_req*b= new Beam_req;
+               b->spantype_ = START;
+               $$ =b;
        }
        | ']'           {
-               $$ = new Beam_req;
-               $$->spantype = Span_req::STOP;
+               Beam_req*b= new Beam_req;
+               b->spantype_ = STOP;
+               $$ = b;
        }
-*/
        ;
 
 
@@ -904,7 +945,7 @@ verbose_command_req:
                $$ = new Cadenza_req ($2);
        }
        | PARTIAL duration_length       {
-               $$ = new Partial_measure_req ($2->length ());
+               $$ = new Partial_measure_req ($2->length_mom ());
                delete $2;
        }
        | CLEF STRING {
@@ -927,29 +968,29 @@ verbose_command_req:
                delete $2;
        }
        | GROUPING intastint_list {
-               $$ = get_grouping_req (*$2); delete $2;
+                 Measure_grouping_req * mr_p = new Measure_grouping_req;
+                 for (int i=0; i < $2->size();) 
+                   {
+                     mr_p->elt_length_arr_.push (Moment (1, $2->elem(i++)));
+                     mr_p->beat_i_arr_.push ($2->elem(i++));
+                   }
+
+
+               $$ = mr_p;
+               delete $2;
        }
        ;
 
 post_requests:
        {
-               /* something silly happened.  Junk this stuff*/
-               if (!THIS->post_reqs.empty ())
-               {
-                       warning ("Junking post-requests");
-                       THIS->post_reqs.clear ();
-               }
+               $$ = new Link_array<Request>;
        }
        | post_requests structured_post_request {
                $2->set_spot (THIS->here_input ());
-               THIS->post_reqs.push ($2);
+               $$->push ($2);
        }
-       | post_requests close_request_parens    {
-               Array<Request*>& r = *THIS->get_parens_request ($2);
-               for (int i = 0; i < r.size (); i++ )
-                       r[i]->set_spot (THIS->here_input ());
-               THIS->post_reqs.concat (r);
-               delete &r;
+       | post_requests close_request   {
+               $$->push ($2);
        }
        ;
 
@@ -970,6 +1011,7 @@ post_request:
                a->type_i_ = $1;
                $$ = a;
        }
+
        ;
 
 optional_modality:
@@ -989,6 +1031,7 @@ sup_quotes:
                $$ ++;
        }
        ;
+
 sub_quotes:
        ',' {
                $$ = 1;
@@ -1012,6 +1055,20 @@ steno_musical_pitch:
        }
        ;
 
+steno_tonic_pitch:
+       TONICNAME_PITCH {
+               $$ = $1;
+       }
+       | TONICNAME_PITCH sup_quotes    {
+               $$ = $1;
+               $$->octave_i_ +=  $2;
+       }
+       | TONICNAME_PITCH sub_quotes     {
+               $$ = $1;
+               $$->octave_i_ += - $2;
+       }
+       ;
+
 explicit_musical_pitch:
        MUSICAL_PITCH '{' int_list '}'  {/* ugh */
                Array<int> &a = *$3;
@@ -1059,112 +1116,70 @@ explicit_duration:
        }
        ;
 
+extender_req:
+       EXTENDER {
+               if (!THIS->lexer_p_->lyric_state_b ())
+                       THIS->parser_error (_ ("have to be in Lyric mode for lyrics"));
+               $$ = new Extender_req;
+       }
+       ;
+
 dynamic_req:
-       ABSDYNAMIC '{' unsigned '}'     {
+       ABSDYNAMIC '{' STRING '}'       {
                Absolute_dynamic_req *ad_p = new Absolute_dynamic_req;
-               ad_p ->loudness_ = (Dynamic_req::Loudness)$3;
+               ad_p ->loudness_str_ = *$3;
+               delete $3;
                $$ =ad_p;
        }
        | SPANDYNAMIC '{' int int '}' {
                Span_dynamic_req * sp_p = new Span_dynamic_req;
-               sp_p->spantype = (Span_req::Spantype)$4;
-               sp_p-> dynamic_dir_  = (Direction)$3;
+               sp_p-> dynamic_dir_  = Direction($3);
+               sp_p->spantype_ = Direction($4);
                $$ = sp_p;
        }
        ;
 
-plet_fraction:
-       unsigned '/' unsigned {
-               $$[0] = $1;
-               $$[1] = $3;
-       }
-       |
-       '/' unsigned {
-               int num = $2 >? 1;
-               $$[0] = guess_plet_a[(num <? GUESS_PLET) - 1];
-               $$[1] = num;
-       }
-       ;
 
-close_plet_parens:
-       ']' plet_fraction {
-               $$ = MAEBTELP;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
-       }
-       | TELP {
-               $$ = TELP;
-               THIS->plet_.type_i_ = 1;
-               THIS->plet_.iso_i_ = 1;
-               THIS->default_duration_.plet_ = THIS->plet_;
-       }
-       | TELP plet_fraction {
-               $$ = TELP;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
+close_request:
+       close_request_parens {
+               $$ = $1;
+               dynamic_cast<Span_req*> ($$)->spantype_ = START;
        }
-       ;
-
+       
 close_request_parens:
-       '~'     {
-               $$ = '~';
-       }
-       | '('   {
-               $$='(';
-       }
-       | ']'   {
-               $$ = ']';
+       '('     {
+               $$= new Slur_req;
        }
        | E_SMALLER {
-               $$ = '<';
+               Span_dynamic_req*s =new Span_dynamic_req;
+               $$ = s;
+               s->dynamic_dir_ = UP;
        }
        | E_BIGGER {
-               $$ = '>';
+               Span_dynamic_req*s =new Span_dynamic_req;
+               $$ = s;
+               s->dynamic_dir_ = DOWN;
        }
-       | close_plet_parens
        ;
 
-open_abbrev_parens:
-       '[' ':' unsigned {
-               $$ = '[';
-               if (!Duration::duration_type_b ($3))
-                       THIS->parser_error (_f ("not a duration: %d", $3));
-               else if ($3 < 8)
-                       THIS->parser_error (_ ("can't abbreviate"));
-               else
-                       THIS->set_abbrev_beam ($3);
-       }
-       ;
 
-open_plet_parens:
-       '[' plet_fraction {
-               $$ = BEAMPLET;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
-       }
-       | PLET plet_fraction {
-               $$ = PLET;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
+open_request:
+       open_request_parens {
+               $$ = $1;
+               dynamic_cast<Span_req*> ($$)->spantype_ = STOP;
        }
        ;
 
 open_request_parens:
        E_EXCLAMATION   {
-               $$ = '!';
+               Span_dynamic_req *s =  new Span_dynamic_req;
+               s->dynamic_dir_ = SMALLER;
+               $$ = s;
+               
        }
        | ')'   {
-               $$=')';
-       }
-       | '['   {
-               $$='[';
+               $$= new Slur_req
        }
-       | open_abbrev_parens
-       | open_plet_parens
        ;
 
 
@@ -1229,14 +1244,30 @@ finger:
        ;
 
 script_abbreviation:
-       '^'             { $$ = get_scriptdef ('^'); }
-       | '+'           { $$ = get_scriptdef ('+'); }
-       | '-'           { $$ = get_scriptdef ('-'); }
-       | '|'           { $$ = get_scriptdef ('|'); }
-       | 'o'           { $$ = get_scriptdef ('o'); }
-       | '>'           { $$ = get_scriptdef ('>'); }
+       '^'             {
+               $$ = THIS->lexer_p_
+               ->lookup_identifier ("dash-hat")->access_content_String (true)
+
+       }
+       | '+'           {
+               $$ = THIS->lexer_p_
+               ->lookup_identifier ("dash-plus")->access_content_String (true)
+ }
+       | '-'           {
+               $$ = THIS->lexer_p_
+               ->lookup_identifier ("dash-dash")->access_content_String (true)
+ }
+       | '|'           {
+               $$ = THIS->lexer_p_
+               ->lookup_identifier ("dash-bar")->access_content_String (true)
+ }
+       | '>'           {
+               $$ = THIS->lexer_p_
+               ->lookup_identifier ("dash-larger")->access_content_String (true)
+ }
        | '.'           {
-               $$ = get_scriptdef ('.');
+               $$ = THIS->lexer_p_
+               ->lookup_identifier ("dash-dot")->access_content_String (true);
        }
        ;
 
@@ -1250,20 +1281,17 @@ mudela_script:
        ;
 
 script_dir:
-       '_'     { $$ = -1; }
-       | '^'   { $$ = 1; }
-       | '-'   { $$ = 0; }
+       '_'     { $$ = DOWN; }
+       | '^'   { $$ = CENTER; }
+       | '-'   { $$ = UP; }
        ;
 
 pre_requests:
        {
+               $$ = new Link_array<Request>;
        }
-       | pre_requests open_request_parens {
-               Array<Request*>& r = *THIS->get_parens_request ($2);
-               for (int i = 0; i < r.size (); i++ )
-                       r[i]->set_spot (THIS->here_input ());
-               THIS->pre_reqs.concat (r);
-               delete &r;
+       | pre_requests open_request {
+               $$->push ($2);
        }
        ;
 
@@ -1277,6 +1305,12 @@ duration_length:
        steno_duration {
                $$ = $1;
        }
+       | duration_length '*' unsigned {
+               $$->plet_.iso_i_ *= $3;
+       }
+       | duration_length '/' unsigned {
+               $$->plet_.type_i_ *= $3;
+       }
        ;
 
 dots:
@@ -1310,7 +1344,6 @@ steno_duration:
                        THIS->parser_error (_f ("not a duration: %d", $1));
                else {
                        $$->durlog_i_ = Duration_convert::i2_type ($1);
-                       $$->set_plet (THIS->plet_.iso_i_, THIS->plet_.type_i_);
                     }
        }
        | DURATION_IDENTIFIER   {
@@ -1319,12 +1352,6 @@ steno_duration:
        | steno_duration '.'    {
                $$->dots_i_ ++;
        }
-       | steno_duration '*' unsigned  {
-               $$->plet_.iso_i_ *= $3;
-       }
-       | steno_duration '/' unsigned {
-               $$->plet_.type_i_ *= $3;
-       }
        ;
 
 
@@ -1370,8 +1397,99 @@ simple_element:
                $$ = THIS->get_word_element (*$1, $2);
                delete $1;
        }
+       | chord {
+               if (!THIS->lexer_p_->chord_state_b ())
+                       THIS->parser_error (_ ("have to be in Chord mode for chords"));
+               $$ = $1;
+       }
+       | '@' notemode_chord '@' {
+               if (!THIS->lexer_p_->note_state_b ())
+                       THIS->parser_error (_ ("have to be in Note mode for @chords"));
+               $$ = $2;
+       }
+       ;
+
+chord:
+       steno_tonic_pitch notemode_duration chord_additions chord_subtractions chord_inversion {
+                $$ = THIS->get_chord (*$1, $3, $4, $5, *$2);
+        };
+
+notemode_chord:
+       steno_musical_pitch notemode_duration chord_additions chord_subtractions notemode_chord_inversion {
+                $$ = THIS->get_chord (*$1, $3, $4, $5, *$2);
+        };
+
+chord_additions: 
+       {
+               $$ = new Array<Musical_pitch>;
+       } 
+       | '-' chord_notes {
+               $$ = $2;
+       }
+       ;
+
+chord_notes:
+       {
+               $$ = new Array<Musical_pitch>;
+       }
+       | chord_notes chord_addsub {
+               $$ = $1;
+               $$->push (*$2);
+       }
+       ;
+
+chord_addsub:
+       chord_note optional_dot
+       | CHORDMODIFIER_PITCH optional_dot
+       ;
+
+chord_inversion:
+       {
+               $$ = 0;
+       }
+       | '/' steno_tonic_pitch {
+               $$ = $2
+       }
+       ;
+
+notemode_chord_inversion:
+       {
+               $$ = 0;
+       }
+       | '/' steno_musical_pitch {
+               $$ = $2
+       }
        ;
 
+chord_note:
+       unsigned {
+               $$ = new Musical_pitch;
+               $$->notename_i_ = ($1 - 1) % 7;
+               $$->octave_i_ = $1 > 7 ? 1 : 0;
+               $$->accidental_i_ = 0;
+        } 
+       | unsigned '+' {
+               $$ = new Musical_pitch;
+               $$->notename_i_ = ($1 - 1) % 7;
+               $$->octave_i_ = $1 > 7 ? 1 : 0;
+               $$->accidental_i_ = 1;
+       }
+       | unsigned '-' {
+               $$ = new Musical_pitch;
+               $$->notename_i_ = ($1 - 1) % 7;
+               $$->octave_i_ = $1 > 7 ? 1 : 0;
+               $$->accidental_i_ = -1;
+       }
+        ;
+
+chord_subtractions: 
+       {
+               $$ = new Array<Musical_pitch>;
+       } 
+       | '^' chord_notes {
+               $$ = $2;
+       }
+       ;
 
 /*
        UTILITIES
@@ -1431,74 +1549,8 @@ string:
 
 
 
-/*
-       symbol tables
-*/
-symtables:
-       SYMBOLTABLES '{' symtables_body '}'     { $$ = $3; }
-       ;
-
-symtables_body:
-                       {
-               $$ = new Symtables;
-       }
-       | IDENTIFIER            {
-               $$ = $1->access_content_Symtables (true);
-       }
-       | symtables_body FONT STRING            {
-               $$->font_ = *$3;
-               $$->font_path_ = global_path.find (*$3);
-               if  (!$$->font_path_.length_i ())
-                       THIS->here_input ().error (_f("can't open file: `%s'", $3->ch_C()));
-
-               delete $3;
-       }
-       | symtables_body STRING '=' symtable            {
-               $$->add (*$2, $4);
-               delete $2;
-       }
-       ;
-
-symtable:
-       TABLE '{' symtable_body '}' { $$ = $3; }
-       ;
-
-symtable_body:
-                               { $$ = new Symtable; }
-       | symtable_body STRING  symboldef {
-               $$->elem (*$2) = *$3;
-               delete $2;
-               delete $3;
-       }
-       ;
-
-symboldef:
-       STRING unsigned box             {
-               // ignore #args
-               $$ = new Atom (*$1, *$3);
-               delete $1;
-               delete $3;
-       }
-       | STRING unsigned {
-               Box b (Interval (0,0), Interval (0,0));
-               // ignore #args
-               $$ = new Atom (*$1, b);
-               delete $1;
-       }
-       ;
 
-box:
-       dinterval dinterval     {
-               $$ = new Box (*$1, *$2);
-               delete $1;
-               delete $2;
-       }
-       ;
 
-dinterval: real        real            {
-               $$ = new Interval ($1, $2);
-       }
-       ;
 
 %%